diff options
Diffstat (limited to '3784/CH4/EX4.30/Ex4_30.sce')
| -rw-r--r-- | 3784/CH4/EX4.30/Ex4_30.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/3784/CH4/EX4.30/Ex4_30.sce b/3784/CH4/EX4.30/Ex4_30.sce new file mode 100644 index 000000000..f8cb031c1 --- /dev/null +++ b/3784/CH4/EX4.30/Ex4_30.sce @@ -0,0 +1,19 @@ +clc
+//Variable Initialisation
+Ra=0.08//Armature resistance in ohm
+T=300//Torque in N-m
+N=1000//Rated Speed of Motor in rpm
+Rf=12//Field Winding Resistor in ohm
+//Solution
+Eb=poly(0,'Eb')
+W=2*%pi*N/60
+Pd=T*W
+Ea=Eb-((Pd*Ra)/Eb)
+If=20//From previous Example
+Ea1=Rf*If
+Eb1=250//From previous Example
+Ia=(Eb1-Ea1)/Ra
+If1=Ea1/Rf
+Ir=Ia-If
+Rb=Ea1/Ir
+printf('\n\n Braking Resistance=%0.1f ohm\n\n',Rb)
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